‘Marion’ Trailing Blackberry. Journal of the American Pomological Society, [S. l.], v. 51, n. 3, p. 130–133, 1997. DOI: 10.71318/apom.1997.51.3.130. Disponível em: https://journal.americanpomological.org/index.php/jofaps/article/view/2267. Acesso em: 2 mar. 2026.